Marooned on Eden

(1993)(The third book in the Rocheworld series)A novel by Martha Dodson Forward and Robert L Forward

They were on a lifelong mission to explore the star nearest Earth. And what wonders they found orbiting Barnard's Star: an incredible two-planet system that shared a single atmosphere. But the scientists weren't prepared to be marooned on an alien landscape of great beauty and subtle threat. . . .